Define f(x) = 2 – 3x? What is the domain of this function? (-00, 2) (-00, 2] [-3, 0) (-x0, 0) [0, 0)

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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**Understanding Function Domains**

**Function Definition:**

\[ f(x) = 2 - 3x^2 \]

**Question:**

What is the domain of this function?

**Options:**

1. \((-∞, 2)\)
2. \((-∞, 2]\)
3. \([-3, ∞)\)
4. \((-∞, ∞)\)
5. \([0, ∞)\)

In this problem, you need to determine the domain of the function \( f(x) = 2 - 3x^2 \). The domain of a function consists of all possible input values (x-values) for which the function is defined.

Since the given function is a quadratic polynomial \( f(x) = 2 - 3x^2 \), it is defined for all real numbers. Therefore, the correct choice is the fourth option:

\(\boxed{(-∞, ∞)}\)
Transcribed Image Text:**Understanding Function Domains** **Function Definition:** \[ f(x) = 2 - 3x^2 \] **Question:** What is the domain of this function? **Options:** 1. \((-∞, 2)\) 2. \((-∞, 2]\) 3. \([-3, ∞)\) 4. \((-∞, ∞)\) 5. \([0, ∞)\) In this problem, you need to determine the domain of the function \( f(x) = 2 - 3x^2 \). The domain of a function consists of all possible input values (x-values) for which the function is defined. Since the given function is a quadratic polynomial \( f(x) = 2 - 3x^2 \), it is defined for all real numbers. Therefore, the correct choice is the fourth option: \(\boxed{(-∞, ∞)}\)
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